John XXIII College vs St Thomas' Primary School
A head-to-head comparison of two schools in Western Australia, 1.8 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
John XXIII College
Mount Claremont · Catholic combined · PP-12
1,492 students · ICSEA 1186
St Thomas' Primary School
Claremont · Catholic primary · PP-6
176 students · ICSEA 1169
| Measure | John XXIII College Mount Claremont WA | St Thomas' Primary School Claremont WA |
|---|---|---|
| Success Index | 80 Top 10% | 83 Top 5% |
| State rank (type) | #7 of 172 | #3 of 583 |
| National rank (type) | #117 of 1,259 | #101 of 4,908 |
| Sector | Catholic | Catholic |
| Type | Combined | Primary |
| Year range | PP-12 | PP-6 |
| Students | 1,492 | 176 |
| Girls / boys | 729 / 763 | 87 / 89 |
| Foundation intake | 56 | 23 |
| Year 7 cohort | 186 | – |
| Year 12 cohort | 166 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | 0% | +4% |
| ICSEA Average 1000 | 1186 | 1169 |
| ICSEA percentile | 99th | 98th |
| Top SEA quarter | 74% | 72% |
| Bottom SEA quarter | 1% | 2% |
| Students per teacher | 12.8 | 14.4 |
| Teaching staff (FTE) | 116.1 | 12.2 |
| Non-teaching staff (FTE) | 85.0 | 7.0 |
| Language background other than English | 18% | 40% |
| Indigenous students | 0% | 1% |
| Suburb | Mount Claremont 6010 | Claremont 6010 |
| Council area | Nedlands | Claremont |
| Remoteness | Major Cities | Major Cities |
| Website | www.johnxxiii.edu.au/ | www.stthomas.wa.edu.au |
The verdict
- •St Thomas' Primary School scores higher on the Success Index (82.5 vs 79.7).
- •John XXIII College has the higher ICSEA (1186 vs 1169), indicating a more advantaged community.
- •John XXIII College has fewer students per teacher (12.8 vs 14.4).
- •John XXIII College is the larger school with 1,492 students compared with 176.
The Success Index summarises community advantage, resourcing and momentum from ACARA data. It does not measure teaching quality, results or fit. Methodology.
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Frequently asked questions
Is John XXIII College better than St Thomas' Primary School?
On the Success Index, St Thomas' Primary School ranks higher (82.5 vs 79.7 out of 100). The index measures community advantage and momentum from ACARA data, not teaching quality, so visit both schools before deciding.
How far apart are John XXIII College and St Thomas' Primary School?
About 1.8 km in a straight line, between Mount Claremont and Claremont in Western Australia.
Which has the better student-to-teacher ratio?
John XXIII College has 12.8 students per full-time-equivalent teacher and St Thomas' Primary School has 14.4.
How do John XXIII College and St Thomas' Primary School rank in WA?
John XXIII College is 7th of 172 and St Thomas' Primary School is 3rd of 583 among combined schools in Western Australia on the 2025 Success Index.